OpenTechnical

OT-2026-000045526

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000045526) never changes.

Identity and time

Publication numberOT-2026-000045526 · never reused
Internal UUID01a0ae7d-8f01-7b2d-a9f7-6789411eb8e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045526
StatusPUBLIC

Content hashes

Canonical textf66e720c0c8b56f6e47b646370d984656a044dc2e7bab242d006ae4781d9ef1e
Markdown084389431f06fb70e303377a0efb86153d79da4b338aa97e6de1ed8b7cc639a9
PDF
Publication page581f6f629e8ac65ddebd440ea0d6e66bbfcd95ac86da9160a3397e6616f3d273
Manifest7dd043322ceea5b1370791c6bd6816907092ba2a3658e503a247faa606fe6629

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureuLem4fksQsbuzS3P8MfSe38OrnQkEPakMZHDnyzT4lDTvuC9muRLZCDt8REBN3Sa0YY1MBOySd8A8zgOSY3SBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:16.237212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045526
observed 581f6f629e8ac65ddebd440ea0d6e66b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:16.218077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045526/manifest.json
observed 7dd043322ceea5b1370791c6bd681690...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:16.199509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045526/publication.md
observed 084389431f06fb70e303377a0efb8615...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:16.180509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045526/publication.txt
observed f66e720c0c8b56f6e47b646370d98465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.